html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: "Microsoft Yahei", "simhei";
  background-color: #fff;
  -webkit-overflow-scrolling: touch;
}
ul,
li {
  margin: 0;
  padding: 0;
  border: 0;
  list-style: none;
  vertical-align: baseline;
  font-size: 100%;
}
a {
  color: #000;
  text-decoration: none;
}
h1,
h2,
h3,
h4,
h5,
h6,
p {
  padding: 0;
  margin: 0;
  font-size: 100%;
  font-weight: normal;
}
img {
  display: block;
}
/*----------颜色----------start*/
/*----------颜色----------end*/
.row {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
}
.col {
  display: block;
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -moz-box-flex: 1;
  -moz-flex: 1;
  -ms-flex: 1;
  flex: 1;
  width: 100%;
}
.relative {
  position: relative;
}
.absolute {
  position: absolute;
}
.w-100 {
  width: 100%;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
/*----------颜色----------start*/
/*----------颜色----------end*/
p,
h1,
h2,
h3,
span,
ul {
  margin: 0;
  padding: 0;
}
.m-top20 {
  margin-top: 10px;
}
[data-dpr="2"] .m-top20 {
  margin-top: 20px;
}
[data-dpr="3"] .m-top20 {
  margin-top: 30px;
}
.m-top30 {
  margin-top: 15px;
}
[data-dpr="2"] .m-top30 {
  margin-top: 30px;
}
[data-dpr="3"] .m-top30 {
  margin-top: 45px;
}
.m-top40 {
  margin-top: 20px;
}
[data-dpr="2"] .m-top40 {
  margin-top: 40px;
}
[data-dpr="3"] .m-top40 {
  margin-top: 60px;
}
.m-top50 {
  margin-top: 25px;
}
[data-dpr="2"] .m-top50 {
  margin-top: 50px;
}
[data-dpr="3"] .m-top50 {
  margin-top: 75px;
}
.m-top60 {
  margin-top: 30px;
}
[data-dpr="2"] .m-top60 {
  margin-top: 60px;
}
[data-dpr="3"] .m-top60 {
  margin-top: 90px;
}
.m-top70 {
  margin-top: 35px;
}
[data-dpr="2"] .m-top70 {
  margin-top: 70px;
}
[data-dpr="3"] .m-top70 {
  margin-top: 105px;
}
.m-bottom20 {
  margin-bottom: 10px;
}
[data-dpr="2"] .m-bottom20 {
  margin-bottom: 20px;
}
[data-dpr="3"] .m-bottom20 {
  margin-bottom: 30px;
}
.m-bottom30 {
  margin-bottom: 15px;
}
[data-dpr="2"] .m-bottom30 {
  margin-bottom: 30px;
}
[data-dpr="3"] .m-bottom30 {
  margin-bottom: 45px;
}
.m-bottom40 {
  margin-bottom: 20px;
}
[data-dpr="2"] .m-bottom40 {
  margin-bottom: 40px;
}
[data-dpr="3"] .m-bottom40 {
  margin-bottom: 60px;
}
.m-bottom50 {
  margin-bottom: 25px;
}
[data-dpr="2"] .m-bottom50 {
  margin-bottom: 50px;
}
[data-dpr="3"] .m-bottom50 {
  margin-bottom: 75px;
}
.m-bottom60 {
  margin-bottom: 30px;
}
[data-dpr="2"] .m-bottom60 {
  margin-bottom: 60px;
}
[data-dpr="3"] .m-bottom60 {
  margin-bottom: 90px;
}
.colorDes {
  color: #666666 !important;
}
.banner-2 {
  width: 100%;
  position: relative;
  top: 0;
}
.banner-bgImg {
  width: 100%;
}
.banner-2-logo {
  position: absolute;
  top: 42.5%;
  width: 100%;
  text-align: center;
}
.banner-logo-img {
  width: 126px;
  margin: 0 auto;
}
[data-dpr="2"] .banner-logo-img {
  width: 252px;
}
[data-dpr="3"] .banner-logo-img {
  width: 378px;
}
.banner-2-logo > p {
  text-align: center;
  margin-top: 20px;
  font-size: 19px;
  color: #ffffff;
  font-weight: 300;
}
[data-dpr="2"] .banner-2-logo > p {
  margin-top: 40px;
}
[data-dpr="3"] .banner-2-logo > p {
  margin-top: 60px;
}
[data-dpr="2"] .banner-2-logo > p {
  font-size: 38px;
}
[data-dpr="3"] .banner-2-logo > p {
  font-size: 57px;
}
.banner-2-logo > .solveTitle {
  width: 100%;
  color: #cfd1d4;
  font-size: 14px;
}
[data-dpr="2"] .banner-2-logo > .solveTitle {
  font-size: 28px;
}
[data-dpr="3"] .banner-2-logo > .solveTitle {
  font-size: 42px;
}
.banner-2-logo > h1 {
  margin: 0;
  padding: 0;
  font-size: 18px;
  color: #fff;
  font-weight: 300;
  margin-top: 13px;
}
[data-dpr="2"] .banner-2-logo > h1 {
  font-size: 36px;
}
[data-dpr="3"] .banner-2-logo > h1 {
  font-size: 54px;
}
[data-dpr="2"] .banner-2-logo > h1 {
  margin-top: 25px;
}
[data-dpr="3"] .banner-2-logo > h1 {
  margin-top: 38px;
}
.bar {
  width: 100%;
  height: 40px;
  background-color: #f7f7f7;
  font-weight: 300;
  font-size: 14px;
}
[data-dpr="2"] .bar {
  height: 80px;
}
[data-dpr="3"] .bar {
  height: 120px;
}
[data-dpr="2"] .bar {
  font-size: 28px;
}
[data-dpr="3"] .bar {
  font-size: 42px;
}
.bar-active {
  background-color: #ffffff;
  color: #2297ff !important;
}
.bar > li {
  width: 25%;
  height: 100%;
  float: left;
  text-align: center;
  color: #000000;
  line-height: 40px;
}
[data-dpr="2"] .bar > li {
  line-height: 80px;
}
[data-dpr="3"] .bar > li {
  line-height: 120px;
}
.select-open {
  display: block;
}
section {
  display: none;
}
footer {
  width: 100%;
  height: 54px;
  margin: 0;
  background-color: #000000;
}
[data-dpr="2"] footer {
  height: 108px;
}
[data-dpr="3"] footer {
  height: 162px;
}
footer p {
  font-size: 12px;
  color: #9d9d9f;
  text-align: center;
}
[data-dpr="2"] footer p {
  font-size: 23px;
}
[data-dpr="3"] footer p {
  font-size: 35px;
}
footer :nth-child(1) {
  padding-top: 3% ;
}
footer :nth-child(2) {
  font-size: 9px;
}
[data-dpr="2"] footer :nth-child(2) {
  font-size: 18px;
}
[data-dpr="3"] footer :nth-child(2) {
  font-size: 27px;
}
